Diff Report
Run #523f1f1f50546: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f1dee40c1a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for class_exists

class_existsRun #523f1f1f50546Run #523f1dee40c1aDiffDiff%
Number of Function Calls583 583 0 0.0%
Incl. Wall Time (microsec)48,657 48,814 157 0.3%
Incl. Wall Time (microsec) per call 83 84 0 0.3%
Excl. Wall Time (microsec)885 898 13 1.5%
Incl. CPU (microsecs)49,238 49,383 145 0.3%
Incl. CPU (microsecs) per call 84 85 0 0.3%
Excl. CPU (microsec)1,396 1,389 -7 -0.5%
Incl. MemUse (bytes)6,267,056 6,271,208 4,152 0.1%
Incl. MemUse (bytes) per call 10,750 10,757 7 0.1%
Excl. MemUse (bytes)-10,880 -10,888 -8 -0.1%
Incl. PeakMemUse (bytes)5,433,728 5,437,728 4,000 0.1%
Incl. PeakMemUse (bytes) per call 9,320 9,327 7 0.1%
Excl. PeakMemUse (bytes)7,184 7,200 16 0.2%

Parent/Child Regression/Improvement report for class_exists [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
class_exists0 N/A% 157 4.7% 145 4.7% 4,152 1.0% 4,000 2.1%
Exclusive Metrics Diff for Current Function13 8.3% -7 -4.8% -8 -0.2% 16 0.4%
Parent functions
Drupal\Component\Plugin\Factory\DefaultFactory::getPluginClass0 N/A% 200 127.4% 196 135.2% 128 3.1% -104 -2.6%
Drupal\Core\Database\Connection::getDriverClass0 N/A% -25 -15.9% -26 -17.9% -24 -0.6% -24 -0.6%
Drupal\Core\Entity\EntityManager::getControllerClass0 N/A% -15 -9.6% -18 -12.4% 4,048 97.5% 4,128 103.2%
Drupal\Core\Controller\ControllerResolver::createController0 N/A% -7 -4.5% -7 -4.8% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_scheme0 N/A% 2 1.3% 3 2.1% 0 0.0% 0 0.0%
Drupal\Core\Config\Context\ConfigContextFactory::get0 N/A% 1 0.6% 1 0.7% 0 0.0% 0 0.0%
file_stream_wrapper_valid_scheme0 N/A% 1 0.6% -9 -6.2% 0 0.0% 0 0.0%
file_stream_wrapper_get_instance_by_uri0 N/A% 0 0.0% 2 1.4% 0 0.0% 0 0.0%
Doctrine\Common\Annotations\DocParser::classExists0 N/A% 0 0.0% 1 0.7% 0 0.0% 0 0.0%
Drupal\Core\Template\TwigEnvironment::loadTemplate0 N/A% 0 0.0% 1 0.7% 0 0.0% 0 0.0%
_drupal_simpletest_conf_path0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\DrupalKernel::initializeContainer0 N/A% 0 0.0% 1 0.7% 0 0.0% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::intlDateFormatterExists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Composer\Autoload\ClassLoader::loadClass0 N/A% 144 91.7% 152 104.8% 4,160 100.2% 3,984 99.6%